<template>
	<div class="p-2">
		<el-row :gutter="20">
			<!-- 流程分类树 -->
			<el-col :lg="4" :xs="24" style="">
				<el-card shadow="hover">
					<el-input v-model="categoryName" placeholder="请输入流程分类名" prefix-icon="Search" clearable />
					<el-tree ref="categoryTreeRef" class="mt-2" node-key="id" :data="categoryOptions"
						:props="{ label: 'label', children: 'children' }" :expand-on-click-node="false"
						:filter-node-method="filterNode" highlight-current default-expand-all
						@node-click="handleNodeClick"></el-tree>
				</el-card>
			</el-col>
			<el-col :lg="20" :xs="24">
				<!--        <div class="mb-[10px]">
                  <el-card shadow="hover" class="text-center">
                    <el-radio-group v-model="tab" @change="changeTab(tab)">
                      <el-radio-button value="running">运行中</el-radio-button>
                      <el-radio-button value="finish">已完成</el-radio-button>
                    </el-radio-group>
                  </el-card>
                </div>-->
				<transition :enter-active-class="proxy?.animate.searchAnimate.enter"
					:leave-active-class="proxy?.animate.searchAnimate.leave">
					<div v-show="showSearch" class="mb-[10px]">
						<el-card shadow="hover">
							<el-form v-show="showSearch" ref="queryFormRef" :model="queryParams" :inline="true">
								<el-form-item>
									<el-badge :value="userSelectCount" :max="10" class="item">
										<el-button type="primary" @click="openUserSelect">选择申请人</el-button>
									</el-badge>
								</el-form-item>
								<el-form-item label="任务名称" prop="nodeName">
									<el-input v-model="queryParams.nodeName" placeholder="请输入任务名称" @keyup.enter="handleQuery" />
								</el-form-item>
								<el-form-item label="流程定义名称" label-width="100" prop="flowName">
									<el-input v-model="queryParams.flowName" placeholder="请输入流程定义名称" @keyup.enter="handleQuery" />
								</el-form-item>
								<el-form-item label="流程定义编码" label-width="100" prop="flowCode">
									<el-input v-model="queryParams.flowCode" placeholder="请输入流程定义编码" @keyup.enter="handleQuery" />
								</el-form-item>
								<el-form-item>
									<el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
									<el-button icon="Refresh" @click="resetQuery">重置</el-button>
								</el-form-item>
							</el-form>
						</el-card>
					</div>
				</transition>
				<el-card shadow="hover">
					<template #header>
						<el-row :gutter="10" class="mb8">
							<el-col :span="1.5">
								<el-button type="danger" plain icon="Delete" :disabled="multiple" @click="handleDelete">删除</el-button>
							</el-col>
							<right-toolbar v-model:show-search="showSearch" @query-table="handleQuery"></right-toolbar>
						</el-row>
					</template>
					<el-tabs v-model="tab" @tab-click="changeTab">
						<el-tab-pane name="running" label="运行中"></el-tab-pane>
						<el-tab-pane name="finish" label="已完成"></el-tab-pane>
						<el-table v-loading="loading" border :data="processInstanceList" @selection-change="handleSelectionChange">
							<el-table-column type="selection" width="55" align="center" />
							<el-table-column align="center" type="index" label="序号" width="60"></el-table-column>
							<el-table-column :show-overflow-tooltip="true" align="center" label="流程定义名称">
								<template #default="scope">
									<span>{{ scope.row.flowName }}v{{ scope.row.version }}</span>
								</template>
							</el-table-column>
							<el-table-column align="center" prop="nodeName" label="任务名称"></el-table-column>
							<el-table-column align="center" prop="flowCode" label="流程定义编码"></el-table-column>
							<el-table-column align="center" prop="categoryName" label="流程分类"></el-table-column>
							<el-table-column align="center" prop="createByName" label="申请人"></el-table-column>
							<el-table-column align="center" prop="version" label="版本号" width="90">
								<template #default="scope"> v{{ scope.row.version }}.0</template>
							</el-table-column>
							<el-table-column v-if="tab === 'running'" align="center" prop="isSuspended" label="状态" min-width="70">
								<template #default="scope">
									<el-tag v-if="!scope.row.isSuspended" type="success">激活</el-tag>
									<el-tag v-else type="danger">挂起</el-tag>
								</template>
							</el-table-column>
							<el-table-column align="center" label="流程状态" min-width="70">
								<template #default="scope">
									<dict-tag :options="wf_business_status" :value="scope.row.flowStatus"></dict-tag>
								</template>
							</el-table-column>
							<el-table-column align="center" prop="createTime" label="启动时间" width="160"></el-table-column>
							<el-table-column v-if="tab === 'finish'" align="center" prop="updateTime" label="结束时间"
								width="160"></el-table-column>
							<el-table-column label="操作" align="center" :width="165">
								<template #default="scope">
									<el-row v-if="tab === 'running'" :gutter="10" class="mb8">
										<el-col :span="1.5">
											<el-popover :ref="`popoverRef${scope.$index}`" trigger="click" placement="left" :width="300">
												<el-input v-model="deleteReason" resize="none" :rows="3" type="textarea"
													placeholder="请输入作废原因" />
												<div style="text-align: right; margin: 5px 0px 0px 0px">
													<el-button size="small" text @click="cancelPopover(scope.$index)">取消</el-button>
													<el-button size="small" type="primary" @click="handleInvalid(scope.row)">确认</el-button>
												</div>
												<template #reference>
													<el-button type="danger" size="small" icon="CircleClose">作废</el-button>
												</template>
											</el-popover>
										</el-col>
										<el-col :span="1.5">
											<el-button type="danger" size="small" icon="Delete" @click="handleDelete(scope.row)">删除
											</el-button>
										</el-col>
									</el-row>
									<el-row :gutter="10" class="mb8">
										<el-col :span="1.5">
											<el-button type="primary" size="small" icon="View" @click="handleView(scope.row)">查看</el-button>
										</el-col>
										<el-col :span="1.5">
											<el-button type="primary" size="small" icon="Document" @click="handleInstanceVariable(scope.row)">
												变量
											</el-button>
										</el-col>
									</el-row>
								</template>
							</el-table-column>
						</el-table>
						<pagination v-show="total > 0" v-model:page="queryParams.pageNum" v-model:limit="queryParams.pageSize"
							:total="total" @pagination="handleQuery" />
					</el-tabs>
				</el-card>
			</el-col>
		</el-row>
		<el-dialog v-if="processDefinitionDialog.visible" v-model="processDefinitionDialog.visible"
			:title="processDefinitionDialog.title" width="70%">
			<el-table v-loading="loading" :data="processDefinitionHistoryList">
				<el-table-column fixed align="center" type="index" label="序号" width="60"></el-table-column>
				<el-table-column fixed align="center" prop="name" label="流程定义名称"></el-table-column>
				<el-table-column fixed align="center" prop="nodeName" label="任务名称"></el-table-column>
				<el-table-column align="center" prop="key" label="标识Key"></el-table-column>
				<el-table-column align="center" prop="version" label="版本号" width="90">
					<template #default="scope"> v{{ scope.row.version }}.0</template>
				</el-table-column>
				<el-table-column align="center" prop="suspensionState" label="状态" min-width="70">
					<template #default="scope">
						<el-tag v-if="scope.row.suspensionState == 1" type="success">激活</el-tag>
						<el-tag v-else type="danger">挂起</el-tag>
					</template>
				</el-table-column>
				<el-table-column align="center" prop="deploymentTime" label="部署时间"
					:show-overflow-tooltip="true"></el-table-column>
			</el-table>
		</el-dialog>
		<!-- 流程变量开始 -->
		<el-dialog v-model="variableVisible" draggable title="流程变量" width="60%" :close-on-click-modal="false">
			<el-card v-loading="variableLoading" class="box-card">
				<template #header>
					<div class="clearfix">
						<span>流程定义名称：<el-tag>{{ processDefinitionName }}</el-tag></span>
					</div>
				</template>
				<div class="max-h-500px overflow-y-auto">
					<VueJsonPretty :data="formatToJsonObject(variables)" />
				</div>
			</el-card>
		</el-dialog>
		<!-- 流程变量结束 -->

		<!-- 申请人 -->
		<UserSelect ref="userSelectRef" :multiple="true" :data="selectUserIds" @confirm-call-back="userSelectCallBack">
		</UserSelect>
	</div>
</template>

<script setup>
import { pageByRunning, pageByFinish, deleteByInstanceIds, instanceVariable, invalid } from '@/api/workflow/instance';
import { categoryTree } from '@/api/workflow/category';
import workflowCommon from '@/api/workflow/workflowCommon';
import VueJsonPretty from 'vue-json-pretty';
import 'vue-json-pretty/lib/styles.css';
import UserSelect from '@/components/UserSelect/index.vue';
//审批记录组件
const { proxy } = getCurrentInstance();
const { wf_business_status } = toRefs(proxy?.useDict('wf_business_status'));
const queryFormRef = ref();
const categoryTreeRef = ref();
import { ref } from 'vue';
const userSelectRef = ref();
// 遮罩层
const loading = ref(true);
// 选中数组
const ids = ref([]);
// 选中实例id数组
const instanceIds = ref([]);
// 非单个禁用
const single = ref(true);
// 非多个禁用
const multiple = ref(true);
// 显示搜索条件
const showSearch = ref(true);
// 总条数
const total = ref(0);

// 流程变量是否显示
const variableVisible = ref(false);
const variableLoading = ref(true);
const variables = ref('');
//流程定义名称
const processDefinitionName = ref();
// 模型定义表格数据
const processInstanceList = ref([]);
const processDefinitionHistoryList = ref([]);
const categoryOptions = ref([]);
const categoryName = ref('');

const processDefinitionDialog = reactive({
	visible: false,
	title: '流程定义'
});

const tab = ref('running');
// 作废原因
const deleteReason = ref('');

//申请人id
const selectUserIds = ref([]);
//申请人选择数量
const userSelectCount = ref(0);
// 查询参数
const queryParams = ref({
	pageNum: 1,
	pageSize: 10,
	nodeName: undefined,
	flowName: undefined,
	flowCode: undefined,
	createByIds: [],
	category: undefined
});

/** 节点单击事件 */
const handleNodeClick = (data) => {
	queryParams.value.category = data.id;
	if (data.id === '0') {
		queryParams.value.category = '';
	}
	handleQuery();
};
/** 通过条件过滤节点  */
const filterNode = (value, data) => {
	if (!value) return true;
	return data.categoryName.indexOf(value) !== -1;
};
/** 根据名称筛选部门树 */
watchEffect(
	() => {
		categoryTreeRef.value.filter(categoryName.value);
	},
	{
		flush: 'post' // watchEffect会在DOM挂载或者更新之前就会触发，此属性控制在DOM元素更新后运行
	}
);

/** 查询流程分类下拉树结构 */
const getTreeselect = async () => {
	const res = await categoryTree();
	categoryOptions.value = res.data;
};

/** 搜索按钮操作 */
const handleQuery = () => {
	if ('running' === tab.value) {
		getProcessInstanceRunningList();
	} else {
		getProcessInstanceFinishList();
	}
};
/** 重置按钮操作 */
const resetQuery = () => {
	queryFormRef.value?.resetFields();
	queryParams.value.category = '';
	queryParams.value.pageNum = 1;
	queryParams.value.pageSize = 10;
	queryParams.value.createByIds = [];
	userSelectCount.value = 0;
	handleQuery();
};
// 多选框选中数据
const handleSelectionChange = (selection) => {
	ids.value = selection.map((item) => item.id);
	instanceIds.value = selection.map((item) => item.id);
	single.value = selection.length !== 1;
	multiple.value = !selection.length;
};
//分页
const getProcessInstanceRunningList = () => {
	loading.value = true;
	pageByRunning(queryParams.value).then((resp) => {
		processInstanceList.value = resp.rows;
		total.value = resp.total;
		loading.value = false;
	});
};
//分页
const getProcessInstanceFinishList = () => {
	loading.value = true;
	pageByFinish(queryParams.value).then((resp) => {
		processInstanceList.value = resp.rows;
		total.value = resp.total;
		loading.value = false;
	});
};

/** 删除按钮操作 */
const handleDelete = async (row) => {
	const instanceIdList = row.id || instanceIds.value;
	await proxy?.$modal.confirm('是否确认删除？');
	loading.value = true;
	if ('running' === tab.value) {
		await deleteByInstanceIds(instanceIdList).finally(() => (loading.value = false));
		getProcessInstanceRunningList();
	} else {
		await deleteByInstanceIds(instanceIdList).finally(() => (loading.value = false));
		getProcessInstanceFinishList();
	}
	proxy?.$modal.msgSuccess('删除成功');
};
const changeTab = async (data) => {
	processInstanceList.value = [];
	queryParams.value.pageNum = 1;
	if ('running' === data.paneName) {
		getProcessInstanceRunningList();
	} else {
		getProcessInstanceFinishList();
	}
};
/** 作废按钮操作 */
const handleInvalid = async (row) => {
	await proxy?.$modal.confirm('是否确认作废？');
	loading.value = true;
	if ('running' === tab.value) {
		const param = {
			id: row.id,
			comment: deleteReason.value
		};
		await invalid(param).finally(() => (loading.value = false));
		getProcessInstanceRunningList();
		proxy?.$modal.msgSuccess('操作成功');
	}
};
const cancelPopover = async (index) => {
	(proxy?.$refs[`popoverRef${index}`]).hide(); //关闭弹窗
};
/** 查看按钮操作 */
const handleView = (row) => {
	const routerJumpVo = reactive({
		businessId: row.businessId,
		taskId: row.id,
		type: 'view',
		formCustom: row.formCustom,
		formPath: row.formPath
	});
	workflowCommon.routerJump(routerJumpVo, proxy);
};

//查询流程变量
const handleInstanceVariable = async (row) => {
	variableLoading.value = true;
	variableVisible.value = true;
	processDefinitionName.value = row.flowName;
	const data = await instanceVariable(row.id);
	variables.value = data.data.variable;
	variableLoading.value = false;
};

/**
 * json转为对象
 * @param data 原始数据
 */
function formatToJsonObject (data) {
	try {
		return JSON.parse(data);
	} catch (error) {
		return data;
	}
}

//打开申请人选择
const openUserSelect = () => {
	userSelectRef.value.open();
};
//确认选择申请人
const userSelectCallBack = (data) => {
	userSelectCount.value = 0;
	selectUserIds.value = [];
	queryParams.value.createByIds = [];

	if (data && data.length > 0) {
		userSelectCount.value = data.length;
		selectUserIds.value = data.map((item) => item.userId);
		queryParams.value.createByIds = selectUserIds.value;
	}
};
onMounted(() => {
	getProcessInstanceRunningList();
	getTreeselect();
});
</script>
